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jessieeverett432
06.01.2020 •
Mathematics
Amachine puts out 100 watts of power for every 1000 watts put into it. the efficiency of the machine is
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Ответ:
10%
Step-by-step explanation:
Machine out put power =100 watt
Machine input power=1000 watt
We have to find the efficiency of the machine.
We know that
Efficiency of machine=![\frac{O.p}{I.p}](/tpl/images/0444/5899/74651.png)
Where O.p=Output power
I.p=Input power
By using the formula
Efficiency of machine=![\frac{100}{1000}=0.1](/tpl/images/0444/5899/a3b99.png)
Efficiency of machine (in percent)
10%
Hence, the efficiency of machine=10%
Ответ:
sin x is 5
sin y is 4